Subversion Repositories SmartDukaan

#!/usr/bin/python

'''

This script loads AWB numebers of a given type for a given

provider into the database.

It expects the filename of a XLS file having just one column

containing AWB numbers. The header row is ignored.

@author: Chandranshu

'''

import optparse

import xlrd

from elixir import *

if __name__ == '__main__' and __package__ is None:

    import sys

    import os

    sys.path.insert(0, os.getcwd())

from shop2020.logistics.service.impl import DataService

from shop2020.logistics.service.impl.DataService import Awb, Provider

def load_awb_numbers(filename, provider_id, type, db_hostname):

    DataService.initialize(dbname='logistics', db_hostname=db_hostname)

    provider = Provider.get_by(id=provider_id)

    if provider is None:

        exit()

    workbook = xlrd.open_workbook(filename)

    sheet = workbook.sheet_by_index(0)

    num_rows = sheet.nrows

    for rownum in range(1, num_rows):

        awb_number = sheet.row_values(rownum)[0]

        awb = Awb()

        awb.awb_number = int(awb_number)

        awb.is_available = True

        awb.provider = provider

        awb.type = type

    session.commit()

def main():

    parser = optparse.OptionParser()

    parser.add_option("-f", "--file", dest="filename",

                   default="AwbNumbers.xls", type="string",

                   help="Read the AWB numbers from FILE",

                   metavar="FILE")

    parser.add_option("-P", "--provider", dest="provider_id",

                      type="int", help="Load these entries for PROVIDER",

                      metavar="PROVIDER")

    parser.add_option("-t", "--type", dest="type",

                      type="string", help="The TYPE of orders these AWB numbers are for",

                      metavar="TYPE")

    parser.add_option("-H", "--host", dest="hostname",

                      default="localhost",

                      type="string", help="The HOST where the DB server is running",

                      metavar="HOST")

    (options, args) = parser.parse_args()

    if len(args) != 0:

        parser.error("You've supplied extra arguments. Are you sure you want to run this program?")

    filename = options.filename

    provider_id = options.provider_id

    type = options.type

    if filename is None or provider_id is None or type is None:

        parser.error("A provider's name and a filename must be provided. Use -h for usage details.")

    load_awb_numbers(filename, provider_id, type, options.hostname)

if __name__ == '__main__':

    main()